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    <title>Document</title>
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    <script>
        function Person(){

        }
        Person.prototype.sex = 'men',
        Person.prototype.age = 100,
        Person.prototype.eat = function(){
            console.log('他在吃东西。');
        }
        var obj2 = {}
        for(item in Person.prototype){
            obj2[item] = Person.prototype[item]
        }
        console.log(obj2);
        
    </script>
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